BIOLOGIA 2 T2 Flashcards

1
Q

caracteristicas das algas e classificacao

A

eucariontes, uni ou pluricelulares, autotrofos, avasculares, sem tecido organizado, oque as diferencia das plantas. multicelulares

pigmento, substancia de reserva e parede celular

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2
Q

clorofitas ( algas verdes)

A

uni ou pluricelular, ancestrais das plantas atuais por possuirem clorofila A e B, parede celular de celulose e reserva de amido, mutualismo (algas + fungos = liquens)

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3
Q

diatomaceas

A

fitoplanctos e carapaca rica em silica ‘ frustula ‘, unicelular, clorofila A e C, subs de reserva : lipideos

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4
Q

dinoflagelados

A

bioluminecencia, mare vermelha, 2 flagelos, unicelulares, clorofila A e C, carotenoides e pirionina, subs de reserva : amido e oleo

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5
Q

crisofitas (algas douradas)

A

unicelulares. clorofila A e C, geralmente sem parede celular, possuem flagelo, podem apresentar impregnacao de silica

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6
Q

rodofitas ( algas vermelhas ou rodoficias)

A

clorofila A e D, multicelulares, produzem agar e cargina, nari (sushi)

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7
Q

feofitas (algas paradas)

A

multicelulares, algas gigantes, clorofila A e C, produzem alginato (emulsificador), ex: mar de sargacos e kelps

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